<?php
declare (strict_types = 1);

namespace app\common\controller;

use app\common\utils\JsonService;
use think\App;
use think\exception\HttpResponseException;
use think\exception\ValidateException;
use think\facade\View;
use think\Validate;

/**
 * 控制器基础类
 */
abstract class BaseController
{
    /**
     * Request实例
     * @var \think\Request
     */
    protected $request;

    /**
     * 应用实例
     * @var \think\App
     */
    protected $app;

    /**
     * 是否批量验证
     * @var bool
     */
    protected $batchValidate = false;

    /**
     * 控制器中间件
     * @var array
     */
    protected $middleware = [];

    /**
     * 构造方法
     * @access public
     * @param  App  $app  应用对象
     */
    public function __construct(App $app)
    {
        $this->app     = $app;
        $this->request = $this->app->request;

        // 控制器初始化
        $this->initialize();
    }

    // 初始化
    protected function initialize()
    {}

    /**
     * 验证数据
     * @access protected
     * @param  array        $data     数据
     * @param  string|array $validate 验证器名或者验证规则数组
     * @param  array        $message  提示信息
     * @param  bool         $batch    是否批量验证
     * @return array|string|true
     * @throws ValidateException
     */
    protected function validate(array $data, $validate, array $message = [], bool $batch = false)
    {
        if (is_array($validate)) {
            $v = new Validate();
            $v->rule($validate);
        } else {
            if (strpos($validate, '.')) {
                // 支持场景
                list($validate, $scene) = explode('.', $validate);
            }
            $class = false !== strpos($validate, '\\') ? $validate : $this->app->parseClass('validate', $validate);
            $v     = new $class();
            if (!empty($scene)) {
                $v->scene($scene);
            }
        }

        $v->message($message);

        // 是否批量验证
        if ($batch || $this->batchValidate) {
            $v->batch(true);
        }

        return $v->failException(true)->check($data);
    }


    protected function redirect(...$args){
        throw new HttpResponseException(redirect(...$args));
    }


    protected function assign(...$vars)
    {
        return View::assign(...$vars);
    }

    protected function fetch(string $template = '',...$args)
    {
        return View::fetch($template,...$args);
    }


    /**
     * 错误提醒页面
     * @param string $msg
     * @param int $url
     */
    protected function failed($msg = '您访问的页面出现错误', $url = 0,$duration = 3)
    {
        if($this->request->isAjax()){
            //throw new Exception('无权访问',400);
            exit(JsonService::fail($msg,$url)->getContent());
        }else{
            $this->assign(compact('msg','url','duration'));
            exit($this->fetch('admin@/error/error'));
        }
    }


    /**
     * 成功提醒页面
     * @param string $msg
     * @param int $url
     */
    protected function success($msg, $url = 0,$duration = 3)
    {
        if($this->request->isAjax()){
            exit(JsonService::success($msg,$url)->getContent());
        }else{
            $this->assign(compact('msg','url','duration'));
            exit($this->fetch('error/success'));
        }
    }


    /**异常抛出
     * @param $name
     */
    protected function exception($msg = '无法打开页面')
    {
        $this->assign(compact('msg'));
        exit($this->fetch('error/exception'));
    }

    /**找不到页面
     * @param $name
     */
    public function _empty()
    {
        exit($this->fetch('error/404'));
    }

    /*
     *
     */
    public function ajaxReturn($data)
    {
        exit(json_encode($data));
    }
}
